Particle Model of Matter

How do gases behave in a container?

• Cluster together
• form a solid
• They take the shape of their container
• leak out 

Which states allow easy flow of particles

• Gas and Solid
• Gas and Liquid
• Solid and Liquid
• Gas only

which of the following would be most stolid?

• Ice
• Jelly
• Honey
• Tomato Sauce

How do materials change from one state of matter to another?

• They gain or lose energy
• They break appart
• The particles get stickyer
• They are magnetised to themselves

Which description best matches this particle model?

• Closely packed and can't move a lot. 
• Particles are close together but can move a little. 
• Particles have lots of energy and can move around. 

Which description best matches this particle model?

• Closely packed and can't move a lot. 
• Particles are close together but can move a little. 
• Particles have lots of energy and can move around. 

Which of the following is not a state of matter

• Ice

• Gas

• Liquid

• Solid

At which point does the substance finish boiling

• B

• C

• E

• F

• D

A cube of metal has side 2 cm. It weighs 10g. Find its density.

• 5 g / cm³

• 20 g / cm³

• 0.2 g / cm³

• 1.25 g / cm³

Which of the following statements explains the Brownian motion of smoke particles?

• It is the collision between the smoke particles.
• It is the collision between the smoke particles and the wall of a container.
• It is the collision between the smoke particles and air particles.
• It is the collision between the smoke particles and the light.